<template>
  <div class="loading-bg">
    <div class="loading-box"></div>
  </div>
</template>

<script lang="ts" setup></script>

<style lang="scss" scoped>
.loading-bg {
  position: absolute;
  left: 0;
  top: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, .7);
}

/* loading.css */
.loading-box {
  position: absolute;
  width: 50px;
  height: 50px;
}

.loading-box:before {
  content: "";
  width: 50px;
  height: 5px;
  background: #fff;
  opacity: 0.7;
  position: absolute;
  top: 59px;
  left: 0;
  border-radius: 50%;
  animation: shadow 0.5s linear infinite;
}
.loading-box:after {
  content: "";
  width: 50px;
  height: 50px;
  background: #e04960;
  animation: animate 0.5s linear infinite;
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 3px;
}
@keyframes animate {
  17% {
    border-bottom-right-radius: 3px;
  }
  25% {
    transform: translateY(9px) rotate(22.5deg);
  }
  50% {
    transform: translateY(18px) scale(1, 0.9) rotate(45deg);
    border-bottom-right-radius: 40px;
  }
  75% {
    transform: translateY(9px) rotate(67.5deg);
  }
  100% {
    transform: translateY(0) rotate(90deg);
  }
}
@keyframes shadow {
  0%,
  100% {
    transform: scale(1, 1);
  }
  50% {
    transform: scale(1.2, 1);
  }
}
</style>
